Software Engineer II

Our Purpose

Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we’re helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential.

Title And Summary

Software Engineer II

About Mastercard

Mastercard is a global technology company in the payments industry, focused on powering an inclusive, digital economy that benefits everyone, everywhere. Our mission is to make transactions safe, simple, smart, and accessible by leveraging secure data, resilient networks, strong partnerships, and continuous innovation.

We support individuals, financial institutions, governments, and businesses in realizing their full potential through trusted solutions and cutting‑edge technology. Our culture is guided by our Decency Quotient (DQ), which reflects how we treat people, operate responsibly, and create positive impact both within and beyond our organization. With operations spanning more than 210 countries and territories, Mastercard is committed to building a sustainable world and unlocking priceless possibilities for all.

Role Overview

The Software Engineer II is responsible for designing, developing, and delivering high‑quality software solutions aligned with Mastercard’s engineering standards and best practices. The role involves working across the full software development lifecycle (SDLC), contributing to scalable and secure microservice‑based architectures, and ensuring reliability, performance, and maintainability of systems. The engineer is also expected to collaborate effectively across teams and contribute to continuous improvement and technical excellence.

Key Responsibilities

Solution Design & Development

Analyze business and technical requirements and design scalable, resilient solutions using Java, Spring Boot, and microservices architecture.

Develop, enhance, and unit test applications in adherence to internal coding standards, SOLID principles, and design best practices.

Build and maintain RESTful APIs and backend services using PostgreSQL and SQL‑based data stores.

SDLC Ownership

Participate in all phases of the SDLC including requirements analysis, design, development, testing, performance benchmarking, deployment, and post‑production support.

Create and maintain technical documentation such as design specifications, use cases, test strategies, deployment plans, feasibility assessments, and effort estimates.

Quality & Engineering Excellence

Ensure high code quality through peer reviews, static analysis, security reviews, and adherence to QA/QC standards.

Promote best practices related to test automation, performance optimization, secure coding, and maintainability.

Contribute to continuous improvement of development standards, frameworks, and engineering processes.

Maintenance & Production Support

Support production systems through incident management, root cause analysis, remediation, and participation in on‑call rotations.

Drive system stability, availability, and operational excellence through proactive monitoring and improvements.

Collaboration & Technical Leadership

Collaborate with cross‑functional teams including Product, QA, DevOps, and globally distributed development teams.

Provide technical guidance, mentoring, and knowledge sharing through code reviews, design discussions, and technical sessions.

Support timely delivery of high‑quality, cost‑effective solutions with faster time‑to‑market.

Research & Innovation

Evaluate emerging technologies, frameworks, and tools relevant to backend and microservices development.

Participate in proof‑of‑concepts (PoCs) and support technology or vendor evaluations when required.

Education

Bachelor’s degree in computer science, Information Technology, Engineering, or equivalent practical experience.

Experience & Skills

Technical Skills

2–4 years of hands‑on software development experience, preferably in enterprise or financial services environments.

Strong proficiency in Java and Spring Boot, with experience designing and developing microservices.

Experience with PostgreSQL, SQL, and relational database design.

Solid understanding of SDLC, SOLID principles, object‑oriented design, and standard design patterns.

Professional Competencies

Strong analytical, problem‑solving, and debugging skills.

Detail‑oriented, proactive, and capable of working independently under pressure.

Effective communication and collaboration skills within diverse, geographically distributed teams.

Ability to learn quickly, adapt to new technologies, and take ownership of deliverables.

Corporate Security Responsibility

All activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and, therefore, it is expected that every person working for, or on behalf of, Mastercard is responsible for information security and must:

• Abide by Mastercard’s security policies and practices;
• Ensure the confidentiality and integrity of the information being accessed;
• Report any suspected information security violation or breach, and
• Complete all periodic mandatory security trainings in accordance with Mastercard’s guidelines.